.checkbox{
  height: 34px;
  border-radius: 0.5em;
}
.portraiture{
  margin-right:-30px;
}
.presentation{
  margin-top: 40px;
}
.priceone{
  font-size:20px;;
  text-decoration: line-through;
  color: #6B6464;
}
.price{
  background-color: #DDF0ED;
}
.pricetwo{
  font-size: x-large;
  color: #AA0000;
}
.picture{
   border-collapse: separate;
   border-spacing: 10px;
}
.mt-8{
  margin-top: 8px;
}
.mt-30{
  margin-top: 30px;
}
.ml-10{
  margin-left: 10px;
}
.pt-40{
  padding-top: 40px;
}
.pb-40{
  padding-bottom: 40px;
}
.mt-28{
  margin-top: 28px;
}
/**按钮*/
.btn-style{
  text-decoration: none;
  display: inline-block;
  height: 40px;
  width: 150px;
  background-color: #f0be48;
  line-height: 40px;
  text-align: center;
  position: relative;
  margin: 15px;
  color: #f7f7f7;
}

.btn-style:before,
.btn-style:after
{
  -webkit-transition: .3s ease;
  transition: .3s ease;
}
.btn-style:before,
.btn-style:after
{
  content: '';
  width: 150px;
  height: 40px;
  position: absolute;
  top: 0%;
  left: 0%;
  box-sizing: border-box;
}

.btn-style:before {
  border-right: 1px solid #f9c74c;
  border-bottom: 1px solid #f9c74c;
}

.btn-style:after {
  border-left: 1px solid #f9c74c;
  border-top: 1px solid #f9c74c;
}

.btn-style:hover:before {
  -webkit-transform: translate(4px, 4px);
  transform: translate(4px, 4px);
}

.btn-3:hover:after {
  -webkit-transform: translate(-4px, -4px);
  transform: translate(-4px, -4px);
}
.u-flyer{display: block;width: 50px;height: 50px;border-radius: 50px;position: fixed;z-index: 9999;}
#msg{ font-size:20px; text-align:center; color:#fff; background:red; display:none;float:right;}